diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/acpi/video.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 3b063a6ac52..72e76b4b653 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -999,8 +999,10 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device) sprintf(name, "acpi_video%d", count++); device->backlight = backlight_device_register(name, NULL, device, &acpi_backlight_ops); - device->backlight->props.max_brightness = device->brightness->count-3; kfree(name); + if (IS_ERR(device->backlight)) + return; + device->backlight->props.max_brightness = device->brightness->count-3; result = sysfs_create_link(&device->backlight->dev.kobj, &device->dev->dev.kobj, "device"); |